“flood control of the Yellow River in ancient China”的概念、定义、翻译、参考文献-科学参考

单词	flood control of the Yellow River in ancient China
释义	flood control of the Yellow River in ancient China Encyclopedia 工学中国防洪史释 flood control of the Yellow River in ancient China古代黄河防汛古代黄河防汛的方法、制度及其实践，包括对汛水的认识、报汛、汛地值守等环节，以及有关规章。
随便看	perceived risks perceived value pricing per cent percent percentage percentage calculation percentage diagram percentage elongation percentage error percentage of blocked dregs and soil percentage of coarse fiber percentage of controlled soil erosion area percentage of efficient supplier correct end cocoon percentage of fatty extraction percentage of healthy chicks percentage of length deviation percentage of overlength fiber percentage of recovered forestry and grass percentage of sows showing estrus within 7 days of weaning percentage point percentage recovery of gas reservoir percentage reduction of area percent for art percent frequency effect percentile

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